Optical Surface Recognition vs Networks Previewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Optical Surface Recognition
This utility app uses computer vision to scan surfaces for signs of corrosion on various metal types. It allows users to capture photos and record videos of detected corrosion, saving them with a proprietary score.
- Detects corrosion on various metal surfaces
- Scans flat metal, nails, bolts, signs, poles, grates
- Captures photos with corrosion score
- Records videos with corrosion score
- Saves media to device photo roll
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Optical Surface Recognition (OSR) is a unique technology which can scan surfaces for signs of surface degradation (corrosion). It can also detect corrosion on almost any type of metal, including exposed flat metal, nails, bolts, signs, poles, and grates. PHOTOS Capture photos of corrosion and save to your device's photo roll along with the OSR corrosion score in a custom generated image. VIDEOS Record entire videos with the proprietary OSR corrosion score and save them to your photo roll.
Networks Previewer
Instantly preview your custom social network app configuration on your mobile device. Scan a QR code to experience your own social network app in real-time. Ideal for network administrators to test their app setup.
- Build social network apps
- Preview mobile app configuration
- Scan QR codes for instant launch
- Experience own social network app
- Real-time configuration testing
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Build a social network app in minutes with Minds Networks. The Networks Previewer app enables network admins to preview your mobile app configuration and experience immediately what it's like to have a social network app of your own. Use this app to scan the QR code in your email inbox to instantly launch your preview.
Screenshots
Verdict
The clearest difference is update cadence: Optical Surface Recognition at every 2 weeks against Networks Previewer's every 5 weeks. On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Optical Surface Recognition against 5.0 for Networks Previewer. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Optical Surface Recognition ships an update every 2 weeks, Networks Previewer every 5 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | Optical Surface Recognition | Networks Previewer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 17 MB | 30 MB |
| Age rating | 4+ | 17+ |
| Developer | Engineering Director, Inc. | MINDS.ORG, INC. |
Customer experience
Optical Surface Recognition
Networks Previewer
In-app purchases
Optical Surface Recognition
No in-app purchases
Networks Previewer
No in-app purchases
Questions
Is Optical Surface Recognition free?
Is Networks Previewer free?
Which has better reviews, Optical Surface Recognition or Networks Previewer?
Do Optical Surface Recognition or Networks Previewer have ads?
Which is updated more often, Optical Surface Recognition or Networks Previewer?
Other comparisons
